.c{
    background: #fff;
    padding: 20px;
    border-radius: 4px;
    border: 1px solid #c5c5c5;
}
.c_u{
    margin-bottom: 20px;
}
.c_u p{
    font-size: 20px;
    font-weight: bold;
}
.c_u .btn{
    line-height: 30px;
    background: #fff;
    color: #000;
    border: 1px solid #c5c5c5;
    width: auto;
}
#search{
    background: #eee;
    margin-left: 20px;
}
.c_u .on:before{
    content: "取消";
}
.c_u .on{
    background: #04d0ff;
}
#file_tab{
    width: 100%;
    table-collapse:collapse;
    border-bottom: 1px solid #c5c5c5;
}
#file_tab tbody tr:hover{
    background: #e5e5e5;
}
#file_tab td,
#file_tab th{
    text-align: left;
    padding: 0 10px;
    border-top: 1px solid #c5c5c5;
    height: 40px;
}
#file_tab a{
    color: blue;
    margin-right: 10px;
}
#paging{
    margin-top: 38px;
    text-align: center;
}
.extension{
    color: #c5c5c5;
}
#rename{
    z-index: 201;
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    width: 250px;
    height: 130px;
    margin-left: -125px;
    margin-top: -65px;
    background: #fff;
    border: 1px #e5e5e5 solid;
    border-radius: 4px;
    padding: 10px;
}
#rename input{
    margin: 16px 0;
}
#rename .btn{
    width: 40px;
    height: 30px;
    line-height: 30px;
}